1900260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 144

約数和(自身を含む): 6604416

約数和(自身を除く): 4704156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 27, 30, 34, 36, 45, 46, 51, 54, 60, 68, 69, 81, 85, 90, 92, 102, 108, 115, 135, 138, 153, 162, 170, 180, 204, 207, 230, 243, 255, 270, 276, 306, 324, 340, 345, 391, 405, 414, 459, 460, 486, 510, 540, 612, 621, 690, 765, 782, 810, 828, 918, 972, 1020, 1035, 1173, 1215, 1242, 1377, 1380, 1530, 1564, 1620, 1836, 1863, 1955, 2070, 2295, 2346, 2430, 2484, 2754, 3060, 3105, 3519, 3726, 3910, 4131, 4140, 4590, 4692, 4860, 5508, 5589, 5865, 6210, 6885, 7038, 7452, 7820, 8262, 9180, 9315, 10557, 11178, 11730, 12420, 13770, 14076, 16524, 17595, 18630, 20655, 21114, 22356, 23460, 27540, 27945, 31671, 35190, 37260, 41310, 42228, 52785, 55890, 63342, 70380, 82620, 95013, 105570, 111780, 126684, 158355, 190026, 211140, 316710, 380052, 475065, 633420, 950130, 1900260]

約数ペア:

[(1, 1900260), (2, 950130), (3, 633420), (4, 475065), (5, 380052), (6, 316710), (9, 211140), (10, 190026), (12, 158355), (15, 126684), (17, 111780), (18, 105570), (20, 95013), (23, 82620), (27, 70380), (30, 63342), (34, 55890), (36, 52785), (45, 42228), (46, 41310), (51, 37260), (54, 35190), (60, 31671), (68, 27945), (69, 27540), (81, 23460), (85, 22356), (90, 21114), (92, 20655), (102, 18630), (108, 17595), (115, 16524), (135, 14076), (138, 13770), (153, 12420), (162, 11730), (170, 11178), (180, 10557), (204, 9315), (207, 9180), (230, 8262), (243, 7820), (255, 7452), (270, 7038), (276, 6885), (306, 6210), (324, 5865), (340, 5589), (345, 5508), (391, 4860), (405, 4692), (414, 4590), (459, 4140), (460, 4131), (486, 3910), (510, 3726), (540, 3519), (612, 3105), (621, 3060), (690, 2754), (765, 2484), (782, 2430), (810, 2346), (828, 2295), (918, 2070), (972, 1955), (1020, 1863), (1035, 1836), (1173, 1620), (1215, 1564), (1242, 1530), (1377, 1380)]